Just before 1: 30pm students enter the classroom to find mr. kennedy dead of an apparent homicide. at 1: 30pm the temperature of the body was 90 degrees, while at 3pm it was 70 degrees. the room is kept at 67 degrees what is the time of death

The standard deviation for a set of data is 5.5. the mean is 265. what is the margin of error?

In which direction does the left side of the graph of this function point? f(x) = 3x3 - x2 + 4x - 2

Delbert keeps track of total of the total number of points he earns on homework assignments, each of which is worth 60 points. at the end of the semester he has 810 points. write an equation for delbert’s average homework score a in terms of the number of assignments n.